<div class="panel panel-default" th:if="${tagStatistics != null}">
	<div class="panel-heading">
		<h3 class="panel-title">标签统计</h3>
	</div>
	<ul class="list-group">
		<li class="list-group-item"><strong>文章标签数：</strong><span
			th:text="${tagStatistics.articleTagCount}"></span></li>
	</ul>
</div>